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Wonderopolis

Why Is 2011 the Year Of the Rabbit?

Want to find out why 2011 is the Year of the Rabbit? Hop over to Wonderopolis to celebrate the Chinese New Year.

#123

Why Is 2011 the Year Of the Rabbit?
What Do Barges Carry?

Set sail with Wonderopolis today as we cruise down the river!

#801

What Do Barges Carry?
When Was the North Pole Discovered?

If you’re coming to Wonderopolis today, you’d better bring a jacket. It’s going to be chilly!

#1884

When Was the North Pole Discovered?
What Is a Spit Valve?

We don’t mean to toot our own horn, but we think today’s Wonder of the Day will be music to your ears.

#399

What Is a Spit Valve?
Who Is Uncle Sam?

Today’s Wonder of the Day features everyone’s favorite uncle!

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Who Is Uncle Sam?
How Do Mood Rings Work?

We hope you’re in the mood for an interesting Wonder of the Day today!

#412

How Do Mood Rings Work?